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3rd Avenue Storage

Unit sizes and prices, published in full

Every size we rent in Kalispell, MT and what it costs per month — 5 x 10 at $55.00 up to a 10 x 30 with double garage door at $145.00. All units are drive-up.

Monthly rates

Unit sizeApproximate areaMonthly rate
5 x 1050 sq. ft.$55.00
10 x 10100 sq. ft.$80.00
10 x 15150 sq. ft.$95.00
10 x 20200 sq. ft.$120.00
10 x 30300 sq. ft.$140.00
10 x 30 with double garage door300 sq. ft.$145.00

Call 406-890-1963 to confirm current rates and to check whether the size you want is available.


What fits: storing personal items

Wondering what size of a unit to rent? Here are some general guidelines for household storage.

  • 5' x 5' (25 sq. ft.)

    Will hold a chest of drawers, a small mattress set, boxes and small items. Useful for garden tools, or seasonal decorative items. Call 406-890-1963 to ask about 5 x 5 availability — our published rates begin at the 5 x 10.

  • 5' x 10' (50 sq. ft.) — $55.00

    Will hold furnishings of a mid-size bedroom, including a queen-size bed, dresser, TV, and a few storage boxes.

  • 10' x 10' (100 sq. ft.) — $80.00

    Will hold the contents of an entire family room or two full bedrooms.

  • 10' x 15' (150 sq. ft.) — $95.00

    Will hold the contents of up to three bedrooms in this unit. Recommended for larger items such as pianos, couches, tables, or large-screen TVs.

  • 10' x 20' (200 sq. ft.) — $120.00

    Will hold the contents of a five-bedroom house, including a refrigerator, washer/dryer, dining room table, chairs and large boxes.

  • 10' x 30' (300 sq. ft.) — $140.00

    Will hold the contents of a 5- to 7-bedroom house, including large items such as a couch, bed, fridge, and entertainment center.


What fits: storing business items

The same footprints, measured in offices, files and inventory rather than bedrooms.

  • 5' x 5' (25 sq. ft.)

    Will hold the contents of a large office closet filled with files, books, office chairs, and a few storage boxes.

  • 5' x 10' (50 sq. ft.) — $55.00

    Will hold the contents of one office room, including desks, bookcases, filing cabinets and large storage boxes. Ideal for storing equipment and tools.

  • 10' x 10' (100 sq. ft.) — $80.00

    Will hold the contents of an entire office, including desks, chairs, computers and a few storage boxes.

  • 10' x 15' (150 sq. ft.) — $95.00

    Will hold the contents of three office rooms, including several desks, computers and boxes.

  • 10' x 20' (200 sq. ft.) — $120.00

    Will hold the contents of five office rooms (desks, computers, bookcases and file cabinets) in this size, or a five-year supply of business and tax files.

  • 10' x 30' (300 sq. ft.) — $140.00

    Will hold the contents of five office rooms — many desks, several large boxes, seasonal storage, a few sets of large storage shelves and/or a few pallets of inventory, depending on how high you stack them.

Between two sizes? Say what you are storing and we will tell you which one

A three-minute phone call is faster than measuring a couch. Ask about the prepay specials while you are on the line.

Inside a unit

  • Inside an empty storage unit with clean concrete floor and corrugated metal walls

    Swept concrete, metal walls and a roll-up door you can back a truck up to.

About the units themselves

Our units are clean and come in a variety of sizes to fit your storage needs. Drive right to the door for easy loading and unloading. The whole yard is gated and fenced, and you come and go through the computerized keypad gate with your own code. The 10 x 30 with a double garage door is the widest opening we rent, which matters if you are moving in shop equipment, long ladders or anything that will not turn a corner. If you outgrow a unit or want to drop down a size, call 406-890-1963 and we will tell you what is open.

Size and billing questions

What if I rent a unit and pick the wrong size?

Call 406-890-1963. Moving between sizes depends on what is open at the time, so the sooner you tell us, the better the chance the size you want is free.

What are the prepay specials?

PAY 6 MONTHS UP FRONT — GET 1 MONTH FREE, or PAY 1 YEAR UP FRONT — GET 2 MONTHS FREE. Call to apply for a website special.

How do I pay the monthly rate?

Sign up for automatic bank payments through the payment link on the location page, or mail your payment to P.O. Box 2407, Kalispell, MT 59903.

Are these the current rates?

These are our published rates. Confirm the current rate by phone at 406-890-1963 before you plan around it.

Is a 10 x 20 available right now?

Availability changes week to week and is not shown online. Call 406-890-1963 and we will check the specific size you need.

Check availability for the size you want

Tell us the size and the date you need it and we will tell you straight away whether we can cover it.

Call 406-890-1963